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Specifications
Type:
Metal Film Resistor
Resistance:
220Ω
Voltage-Supply(Max):
250V
Power(Watts):
250mW
Temperature Coefficient:
±100ppm/℃
Tolerance:
±1%
Operating Temperature:
-55℃~+155℃
Mfr. Part #:
MF1/4W-220Ω±1% T
Package:
Through Hole,D2.3xL6.5mm
Key Attributes
Model Number:
MF1/4W-220Ω±1% T
Product Description
Product Overview
This specification covers Metal Film Fixed Resistors manufactured by CHIAN CHIA ELECTRONIC(HU BEI)CO.,LTD, compliant with RoHS environmental substance requirements. These resistors are designed for various electronic applications requiring precise resistance values and reliable performance.
Product Attributes
- Brand: CHIAN CHIA ELECTRONIC
- Origin: HUBEI PROVINCE, CHINA
- Material: Metal film resistor element, Ceramic core, Tinned iron cap terminals, Epoxy resin finishing paint
- Color: Sky blue (for both Normal and Small sizes)
- Certifications: RoHS compliant
Technical Specifications
| Type | Rated Power | Nominal Resistance Range | Tolerance | Max. Working Voltage | Max. Overload Voltage | Dielectric Withstanding Voltage | Operating Temperature Range |
| MF1/8W | 0.125W | 1 ~1M | J(5%), G(2%), F(1%), D(0.5%) | 150V | 300V | 300V | -55+155 |
| MF1/4W | 0.25W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 250V | 500V | 350V | -55+155 |
| MF1/2W | 0.5W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 300V | 700V | 400V | -55+155 |
| MF1W | 1W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 350V | 800V | 450V | -55+155 |
| MF2W | 2W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 500V | 800V | 450V | -55+155 |
| MF3W | 3W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 500V | 800V | 500V | -55+155 |
| MF5W | 5W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 500V | 1000V | 500V | -55+155 |
| MF1/4WS | 0.25W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 150V | 300V | 300V | -55+155 |
| MF1/2WS | 0.5W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 250V | 700V | 350V | -55+155 |
| MF1WS | 1W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 300V | 800V | 400V | -55+155 |
| MF2WS | 2W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 350V | 800V | 450V | -55+155 |
| MF3WS | 3W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 500V | 1000V | 450V | -55+155 |
| MF5WS | 5W | 1 ~10M | J(5%), G(2%), F(1%), D(0.5%) | 500V | 1000V | 500V | -55+155 |
Characteristics
| Item | Specification | Test Method (Conform to JIS C 5202) |
| Temperature Coefficient | Within 100PPM/ | 5.2 |
| Short Time Overload | Within (0.5%+0.05). No evidence of mechanical damage. | 5.5 (Rated voltage2.5 times, 5s) |
| Insulation Resistance | 104M or more. | 5.6 |
| Dielectric Withstanding Voltage | No evidence of flashover, arcing or insulation breakdown. | 5.7 (Individual specified AC voltage for 60s) |
| Terminal Strength | No evidence of mechanical damage. | 6.1 |
| Soldering Heat Resistance | Within (0.5%+0.05). No evidence of mechanical damage. | 6.4 (35010, 31.0s) |
| Solderability | Covered with new solder by 95% at least. | 6.5 (Solder temp: 2555, Dipping time: 31.0s) |
| Resistance to Solvent | No deterioration of protective coating and markings. | 6.9 (Ultrasonic in alcohol solvent for 3 minutes) |
| Temperature Cycle | Within (1%+0.05). No evidence of mechanical damage. | 7.4 (5 cycles: -55/30min to Room temp., +80/30min to Room temp.) |
| Load Life in Humidity | Within (2%+0.05). | 7.9 (402, 90-95%RH, 1000h, Rated voltage) |
| Load Life | Within (2%+0.05). | 7.10 (703, 1000h, Rated voltage) |
Indication (Color Code)
| Color | 1st Figure | 2nd Figure | 3rd Figure | Multiplier | Tolerance |
| Black | 0 | 0 | 0 | 100 | |
| Brown | 1 | 1 | 1 | 101 | 1% (F) |
| Red | 2 | 2 | 2 | 102 | 2% (G) |
| Orange | 3 | 3 | 3 | 103 | |
| Yellow | 4 | 4 | 4 | 104 | |
| Green | 5 | 5 | 5 | 105 | |
| Blue | 6 | 6 | 6 | 106 | |
| Violet | 7 | 7 | 7 | 107 | |
| Gray | 8 | 8 | 8 | ||
| White | 9 | 9 | 9 | ||
| Gold | 10-1 | 5% (J) | |||
| Silver | 10-2 | ||||
| Plain | 0.1%, 0.25%, 0.5%, 1% (5-Band code) |
External Dimensions (P Type)
| Type | L1.0 (mm) | D (mm) | d0.05 (mm) | H2.0 (mm) |
| MF1/8W, MF1/4WS | 60 | 3.2 | 0.40 | 27 |
| MF1/4W, MF1/2WS | 60 | 6.5 | 0.43 | 26 |
| MF1/2W, MF1WS | 60 | 9.0 | 0.50 | 26 |
| MF1W, MF2WS | 60 | 11.5 | 0.68 | 25 |
| MF2W | 73 | 11.5 | 0.68 | 31 |
| MF3W, MF3WS | 60 | 15.5 | 0.68 | 23 |
| MF3W | 81 | 15.5 | 0.68 | 33 |
| MF5W, MF5WS | 94 | 17.5 | 0.68 | 38 |
| MF5W | 94 | 24.5 | 0.68 | 35 |
2410121228_CCO-Chian-Chia-Elec-MF1-4W-220R-1--T_C127220.pdf
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